Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by function]
6. colorant (material)

Narrower term/s

• [dye by composition or origin][+]
  • natural dye [+]
    • vegetable dye [+]
      • buckthorn dye
      • indigo (colorant) [NP] [+]
      • litmus (vegetable dye)
      • lokao
      • madder (colorant) [NP] [+]
      • morinda
      • archil
      • saffron
      • turnsole (dye)
      • ventilago (dye)
      • weld (dye)
      • cutch (pigment) [+]
      • alkanet (dye)
      • chay
      • purpurin (natural colorant)
      • folium
      • coffee (beverage, dye) [NP]
      • turmeric (dye)
      • chestnut dye
      • brazilwood dye
      • berberis dye
      • sappanwood dye
      • quercitron (dye)
      • huangbo
      • henna (dye)
      • bedstraw (dye)
      • China green
      • larkspur (dye)
    • oxgall [NP]
    • Tyrian purple (colorant)
    • tekhelet
  • synthetic dye [+]
    • alizarin (natural colorant) [NP]
    • aniline dye [+]
      • magenta (dye)
      • mauve (dye) [+]
      • nigrosine (dye)
    • methyl dye
    • bluing [NP]
    • phenyl blue (dye)
    • rhodamine (colorant)
    • azo dye
    • sulfur dye
    • synthetic purpurin
    • safranine
• [dye by property][+]
  • oil soluble dye
  • acid dye
  • water soluble dye

Anotations

Scope note:

Compounds generally made up of complex organic materials that dissolve or are suspended in a liquid that absorbs into and colors another material. Distinguished from pigments, which are insoluble in the vehicle, but instead are held in a suspension.